Loudspeaker



FIG. 1 is a perspective view of a first embodiment of a loudspeaker as seen from the front, top and right side;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a right side view thereof;

FIG. 8 is a perspective view of a second embodiment of a loudspeaker as seen from the front, top and right side;

FIG. 9 is a front view thereof;

FIG. 10 is a back view thereof;

FIG. 11 is a top view thereof;

FIG. 12 is a bottom view thereof;

FIG. 13 is left side view thereof; and,

FIG. 14 is a right side view thereof.

The broken lines indicate environment and forms no part of the claimed design. 

CLAIM The ornamental design for a loudspeaker, substantially as shown and described. 